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National Stock Number:
5305-00-144-0376
Federal Supply Class:
5305
National Item Identification Number:
001440376
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| FF-S-92 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | NAS662C2LLR3 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | SM-C-941034 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM | | HEAD DIAMETER | 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | LOCKING FEATURE | STRIP | | NOMINAL THREAD DIAMETER | 0.086 INCHES | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND 3C STYLE | | SPECIAL FEATURES | MATERIAL: STEEL COMP 347 OR STEEL COMP 303 OVERALL; SURFACE TREATMENT: PASSIVATE OVERALL; MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL; HEAD STYLE: FLAT COUNTERSUNK; | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.091 INCHES MINIMUM AND 0.145 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 56 |
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